Question

posterior end in
Ans.(a)
Ans.(c)
28. Balanoglossus belongs to
(a) Hemichordata
(b) Urochordata
(c) Cephalochordata
(d) Vertebrata
29. Balanoglossus is commonly known as
(a) Tapeworm
(b) Roundworm
(c) Acornworm
(d) Hookworm
30. In Balanoglossu, there are
(a) 5 pairs of dorso-laterally placed gill-slits
(b) 10 pairs of ventrally placed gill-slits
(c)20 pairs of ventrally placed gill-slits
(d) about 40-50 pairs of dorso-laterally placed gill-slits
31. Parapojia are asociated with
(a) Locomotion (b) Nutrition (c) Respiration (d) Offence
32. The animal which forms a connecting link between Annelida an
is
(a) Periplaneta (b) Platemon (c) Pheretima (d) None of the
33. Bugula belongs to Phylum
(a) Mesozoa (b) Rotifera (c) Ectoprocta (d) Echinoder
34. Bugula is
(a) Acoelomata
(b) pseudocoelomata
d) None of these
Ans. (d)
5 Ans.(a)
gmental grooves
Ans.(a)
Ans.(a)​

Answer 1

Answer:

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Explanation: